ADC KENTROX
DATASMART MODEL 72488
| Card Type | E1 DSU/Frame Monitor Unit |
| Chip Set | Unidentified |
| I/O Options | AC power connector, 15-pin terminal port, 9-pin serial ports (2), 10 BaseT Eternet interface via RJ-45 connector, 25-pin data port, E1 network interface via 15-pin connector |
| Wiring Type | 10 BaseT
unshielded twisted pair 120Ohm shielded twisted pair 75Ohm shielded twisted pair (optional BNC adapter) |
| E1 Transfer Rate | 2.048Mbps |
| E1 Line Coding | HDB3 |
| Frame type | G.704 |
| Data Bus | External |
CONNECTIONS |
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Function |
Label |
Function |
Label |
| 15-pin terminal port | CN1 |
25-pin data port | CN5 |
| DCE serial port | CN2 |
10 BaseT Ethernet interface (RJ-45) | CN6 |
| E1 network port (15-pin connector) | CN3 |
AC power connector | CN7 |
| DTE serial port | CN4 |
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DIAGNOSTIC LED(S) |
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LED |
Color |
Status |
Condition |
PWR |
Green |
On |
Power is on |
PWR |
Red |
On |
Equipment failure occurred during self test |
PWR |
Green |
Blinking |
User is logged in |
PWR |
Red/Green |
Blinking |
Software is being loaded |
PWR |
Red |
Blinking |
Unit is conducting a test |
PWR |
N/A |
Off |
Power is off |
E1 |
Red |
On |
LOS, OOF, AIS or yellow alarm condition detected |
E1 |
Red |
Off |
LOS, OOF, AIS or yellow alarm condition not detected |
TD |
Yellow |
On |
Data is being transmitted from the data port (CN5) |
TD |
Yellow |
Off |
Data is not being transmitted from the data port (CN5). Indicative of all zero condition if RTS and CTS are high. |
RD |
Yellow |
On |
Data is being received at the data port (CN5) |
RD |
Yellow |
Off |
Data is not being recieved at the data port (CN5). Indicative of all zero condition if RTS and CTS are high. |
CTS |
Yellow |
On |
CTS signal is high. Unit ready to send data |
CTS |
Yellow |
Off |
CTS signal is low |
RTS |
Yellow |
On |
RTS signal is high |
RTS |
Yellow |
Off |
RTS signal is low |